Function report |
Source Code:fs\notify\fanotify\fanotify.c |
Create Date:2022-07-28 20:18:07 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:fanotify_alloc_event
Proto:struct fanotify_event *fanotify_alloc_event(struct fsnotify_group *group, struct inode *inode, unsigned int mask, const void *data, int data_type, __kernel_fsid_t *fsid)
Type:struct fanotify_event
Parameter:
Type | Parameter | Name |
---|---|---|
struct fsnotify_group * | group | |
struct inode * | inode | |
unsigned int | mask | |
const void * | data | |
int | data_type | |
__kernel_fsid_t * | fsid |
284 | struct fanotify_event * event = NULL |
285 | gfp = GFP_KERNEL_ACCOUNT |
294 | If maximum events allowed on the list == UINT_MAX Then gfp |= __GFP_NOFAIL |
296 | Else gfp |= __GFP_RETRY_MAYFAIL |
302 | If fanotify_is_perm_event(mask) Then |
309 | userspace answer to the event = 0 |
311 | Go to init |
316 | init : |
316 | fsnotify_init_event( & fse, inode) |
319 | If FAN_GROUP_FLAG(group, vent->pid is thread id ) Then pid = get_pid(task_pid(current process)) |
321 | Else pid = get_pid(task_tgid(current process)) |
323 | fh_len = 0 |
324 | If id && FAN_GROUP_FLAG(group, Report unique file id ) Then |
327 | Else if data_type == FSNOTIFY_EVENT_PATH Then |
331 | Else |
333 | mnt = NULL |
334 | dentry = NULL |
336 | out : |
338 | Return event |
Name | Describe |
---|---|
fanotify_handle_event | |
SYSCALL_DEFINE2 | anotify syscalls |
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